76622622667 has 4 divisors (see below), whose sum is σ = 77045952256. Its totient is φ = 76199293080.

The previous prime is 76622622617. The next prime is 76622622673.

76622622667 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-76622622667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76622622607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 211664523 + ... + 211664884.

It is an arithmetic number, because the mean of its divisors is an integer number (19261488064).

Almost surely, 2^76622622667 is an apocalyptic number.

76622622667 is a deficient number, since it is larger than the sum of its proper divisors (423329589).

76622622667 is a wasteful number, since it uses less digits than its factorization.

76622622667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423329588.

The product of its digits is 6096384, while the sum is 52.

The spelling of 76622622667 in words is "seventy-six billion, six hundred twenty-two million, six hundred twenty-two thousand, six hundred sixty-seven".